pord_src = files('graph.c', 'gbipart.c', 'gbisect.c', 'ddcreate.c', 'ddbisect.c',
'nestdiss.c', 'multisector.c', 'gelim.c', 'bucket.c',
'tree.c', 'symbfac.c', 'interface.c', 'sort.c', 'minpriority.c')
